USN-3658-3: procps-ng vulnerabilities

16 August 2018

Several security issues were fixed in procps-ng.

Releases

Packages

  • procps - /proc file system utilities

Details

USN-3658-1 fixed a vulnerability in procps-ng. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that the procps-ng top utility incorrectly read its
configuration file from the current working directory. A local attacker
could possibly use this issue to escalate privileges. (CVE-2018-1122)

It was discovered that the procps-ng ps tool incorrectly handled memory. A
local user could possibly use this issue to cause a denial of service.
(CVE-2018-1123)

It was discovered that the procps-ng pgrep utility incorrectly handled
memory. A local attacker could possibly use this issue to cause de denial
of service. (CVE-2018-1125)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 12.04

In general, a standard system update will make all the necessary changes.

Related notices

  • USN-3658-1: libprocps4, libprocps6, libprocps3, procps